From 23accb389492946e88be03a73b68fc200c328cfd Mon Sep 17 00:00:00 2001
From: Elliott Shugerman <eeshugerman@gmail.com>
Date: Fri, 15 Apr 2022 10:30:39 -0700
Subject: [PATCH] readme tweaks [skip-ci]

---
 README.md | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index 200b083..f7d1271 100644
--- a/README.md
+++ b/README.md
@@ -13,8 +13,9 @@ postgres:
 pg_backup_s3:
   image: eeshugerman/postgres-backup-s3:13
   environment:
-    SCHEDULE: '@weekly'
-    PASSPHRASE: passphrase
+    SCHEDULE: '@weekly'     # optional
+    BACKUP_KEEP_DAYS: 7     # optional
+    PASSPHRASE: passphrase  # optional
     S3_REGION: region
     S3_ACCESS_KEY_ID: key
     S3_SECRET_ACCESS_KEY: secret
@@ -24,7 +25,6 @@ pg_backup_s3:
     POSTGRES_DATABASE: dbname
     POSTGRES_USER: user
     POSTGRES_PASSWORD: password
-    BACKUP_KEEP_DAYS: 7 // Disabled by default.
 ```
 
 - Images are tagged by the major PostgreSQL version they support: `10`, `11`, `12`, `13`, or `14`.